Enable Claude 3 models to be used via the Zed server if "language-models" feature flag is enabled for user (#10015)

Release Notes:

- N/A

Cargo.toml

@@ -1,6 +1,7 @@
 [workspace]
 members = [
     "crates/activity_indicator",
+    "crates/anthropic",
     "crates/assets",
     "crates/assistant",
     "crates/audio",
@@ -119,6 +120,7 @@ resolver = "2"
 [workspace.dependencies]
 activity_indicator = { path = "crates/activity_indicator" }
 ai = { path = "crates/ai" }
+anthropic = { path = "crates/anthropic" }
 assets = { path = "crates/assets" }
 assistant = { path = "crates/assistant" }
 audio = { path = "crates/audio" }